Nailer



FIG. 1 is a perspective view of the nailer of our new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showings of FIGS. 1-7 are for illustration purposes only and form no part of the claimed design. 

The ornamental design for a nailer, as shown and described. 